header {
    height: 40px;
}
nav.index-nav {
    
}
@media only screen and (min-width: 320px) and (max-width: 1024px) {
    a#logo {
        display: block;
        width: 150px;
        height: 40px;
        line-height: 40px;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
        font-size: large;
    }
}